body
{
    margin: 0;
    padding: 0;
    background:url(images/02.jpg) ;
}
/* 整体盒子设置 */
.box{
    position: absolute;
    top: 50%;
    left: 50%;
    transform: translate( -50%, -50% );
    width: 400px;
    padding: 20px 10px;
    background: rgba(0,0,0,.2);
    box-sizing: border-box;
    box-shadow: 0 15px 25px rgba(0,0,0,.5);
    border-radius: 10px;
    }
.box h2
{
    margin:0 0 10px;
    color: #fff;
    text-align: center;
}
.box .inputbox
{
    margin: 0 40px;
    position: relative;
    padding: 20px 0;
}
.box .inputbox input
{
    float: right;
    width: 230px;
    border: none;
    border-bottom: 1px solid #fff;
    outline: none;
    font-size: 16px;
	letter-spacing: 1px;
	background: transparent;
    color: #fff;
}
.box .inputbox label
{
    top:0;
    left: 0;    
    color: #fff;
    font-size: 16px;
    
}

.box .inputbox .space
{
    letter-spacing: 1em;
}
.box .submit
{
	background: transparent;
	border: none;
	outline:none;
	color: #fff;
    background: #03a9f4;
    margin: 20px 40px;
	padding: 8px 20px;
	cursor:pointer;
    border-radius: 20px;
    width: 300px;
}
.box img {
    position: absolute;
    top: 18px;
    right: 0px;
    width: 20px;
}
.box .submit2
{
	background: transparent;
	border: none;
	outline:none;
    color: #999;
    float: right;
    font-size: 5px;
	cursor:pointer;
}